Motor-driven stair climbing device

Abstract

A motor-driven stair climbing device (10) to carry equipment and goods, more particularly wheel chairs (9) with disabled persons. The wheel chair (9) can be detachably fixed to the stair climber (10) and essentially comprises a stable frame (101) with an energy source (8.1, 8.2), a drive shaft (18), a drive control, feelers (7,131,132), sensors (7) and a lifting mechanism to climb the steps. The stair climbing device is characterized in that a support device (30, 33) is provided, which is supported on the following step of the stairs (1.2, 1.3) and in that the entire center of gravity (5) of the stair climber (10), the wheeler chair (9) and the disabled person is located between the support points of the running wheel (12) or the support device (30, 330) on the steps of the stairs (1.1, 1.2, 1.3).

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